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Diffstat (limited to 'loader/mediacheck.c')
| -rw-r--r-- | loader/mediacheck.c | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/loader/mediacheck.c b/loader/mediacheck.c new file mode 100644 index 000000000..d6a0c1d57 --- /dev/null +++ b/loader/mediacheck.c @@ -0,0 +1,126 @@ +/* + * simple program to check implanted md5sum in an iso 9660 image + * + * Copyright (C) 2001, 2005 Red Hat, Inc. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + * + * Author(s): Michael Fulbright <msf@redhat.com> + * Dustin Kirkland <dustin.kirkland@gmail.com> + */ + +#include <stdio.h> +#include <stdlib.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <unistd.h> +#include <fcntl.h> +#include <string.h> +#include <newt.h> +#include <libcheckisomd5.h> + +#include "lang.h" +#include "log.h" + +struct progressCBdata { + newtComponent scale; + newtComponent label; +}; + +static void readCB(void *co, long long pos, long long total) { + struct progressCBdata *data = co; + char tickmark[2] = "-"; + char * ticks = "-\\|/"; + + newtScaleSet(data->scale, pos * 100.0 / total); + *tickmark = ticks[(total / (pos + 1)) % 5]; + + newtLabelSetText(data->label, tickmark); + newtRefresh(); +} + +int doMediaCheck(char *file, char *descr) { + struct progressCBdata data; + newtComponent t, f, scale, label; + int rc; + int dlen; + int llen; + char tmpstr[1024]; + + if (access(file, R_OK) < 0) { + newtWinMessage(_("Error"), _("OK"), _("Unable to find install image " + "%s"), file); + return -1; + } + + if (descr) + snprintf(tmpstr, sizeof(tmpstr), _("Checking \"%s\"..."), descr); + else + snprintf(tmpstr, sizeof(tmpstr), _("Checking media now...")); + + dlen = strlen(tmpstr); + if (dlen > 65) + dlen = 65; + + newtCenteredWindow(dlen+8, 6, _("Media Check")); + t = newtTextbox(1, 1, dlen+4, 3, NEWT_TEXTBOX_WRAP); + + newtTextboxSetText(t, tmpstr); + llen = strlen(tmpstr); + + label = newtLabel(llen+1, 1, "-"); + f = newtForm(NULL, NULL, 0); + newtFormAddComponent(f, t); + scale = newtScale(3, 3, dlen, 100); + newtFormAddComponent(f, scale); + + newtDrawForm(f); + newtRefresh(); + + data.scale = scale; + data.label = label; + + rc = mediaCheckFile(file, readCB, &data); + + newtFormDestroy(f); + newtPopWindow(); + + if (rc == -1) { + logMessage(WARNING, "mediacheck: %s (%s) has no checksum info", file, descr); + newtWinMessage(_("Error"), _("OK"), + _("Unable to read the disc checksum from the " + "primary volume descriptor. This probably " + "means the disc was created without adding the " + "checksum.")); + } else if (rc == 0) { + logMessage(ERROR, "mediacheck: %s (%s) FAILED", file, descr); + newtWinMessage(_("Error"), _("OK"), + _("The image which was just tested has errors. " + "This could be due to a " + "corrupt download or a bad disc. " + "If applicable, please clean the disc " + "and try again. If this test continues to fail you " + "should not continue the install.")); + } else if (rc > 0) { + logMessage(INFO, "mediacheck: %s (%s) PASSED", file, descr); + newtWinMessage(_("Success"), _("OK"), + _("The image which was just tested was successfully " + "verified. It should be OK to install from this " + "media. Note that not all media/drive errors can " + "be detected by the media check.")); + } + + + return rc; +} |